Form and Function B.7 Transport (id: d41c8abd2)

本题目来源于试卷: Form and Function B.7 Transport，类别为 IB生物学

[单选题]
Which of the followind ajb b. )hslera/7*n,g is/are a feature ofdp) 8*czse;-kiscboe1vx1f: phloem?
I. Sieve plates
II. Plasmodesmata
III. High lignin content

A. I only
B. I and II only
C. I and III only
D. I, II and III


参考答案:  B


本题详细解析:

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